Laptop backpack daypack suitable for unisex colour grey style sporty capacity 30 litres weight 097 kg height 48 cm width 28 cm depth 28 cm max laptop size 154 inch size of laptop pocket 43 x 27 x 4 75 cm features emergency whistle reflective elements organiser key holder pen holder chest strap water bottle pocket padded back internal pockets padded laptop compartment tablet compartment glasses pocket mobile phone pocket mp3 player pocket inside